]> git.tdb.fi Git - r2c2.git/blobdiff - source/engineer/engineer.cpp
Code reformatting: add spaces around assignment operators
[r2c2.git] / source / engineer / engineer.cpp
index d57deb7e0e431865ee1318cc71000845885718b7..08e1466893f209a445c6d69e49c2fe03136209ee 100644 (file)
@@ -1,14 +1,27 @@
+/* $Id$
+
+This file is part of the MSP Märklin suite
+Copyright © 2006-2009 Mikkosoft Productions, Mikko Rasa
+Distributed under the GPL
+*/
+
 #include <cmath>
 #include <limits>
-#include <SDL.h>
 #include <GL/gl.h>
 #include <msp/core/except.h>
 #include <msp/core/getopt.h>
+#include <msp/fs/stat.h>
+#include <msp/gbase/display.h>
+#include <msp/gbase/window.h>
+#include <msp/gl/immediate.h>
 #include <msp/gl/matrix.h>
+#include <msp/gl/projection.h>
 #include <msp/gl/transform.h>
 #include <msp/strings/formatter.h>
 #include <msp/strings/lexicalcast.h>
 #include <msp/strings/regex.h>
+#include "libmarklin/except.h"
+#include "libmarklin/tracktype.h"
 #include "engineer.h"
 #include "mainpanel.h"
 #include "trainpanel.h"
@@ -18,26 +31,24 @@ using namespace std;
 using namespace Marklin;
 using namespace Msp;
 
-#include <iostream>
-
 Engineer::Engineer(int argc, char **argv):
        screen_w(1280),
        screen_h(960),
        fullscreen(false),
        layout(catalogue),
        layout_3d(layout),
-       no_lighting(false),
+       train_prop(0),
+       train_prop_stale(false),
        placing_train(0),
        placing_block(0),
        placing_entry(0),
-       simulate(false),
-       train_prop(0),
-       train_prop_stale(false)
+       no_lighting(false),
+       simulate(false)
 {
        string res;
-       bool   debug=false;
-       string device="/dev/ttyS0";
-       unsigned quality=4;
+       bool debug = false;
+       string device = "/dev/ttyS0";
+       unsigned quality = 4;
 
        GetOpt getopt;
        getopt.add_option('r', "resolution",  res,         GetOpt::REQUIRED_ARG);
@@ -53,8 +64,8 @@ Engineer::Engineer(int argc, char **argv):
        {
                if(RegMatch m=Regex("([1-9][0-9]*)x([1-9][0-9]*)").match(res))
                {
-                       screen_w=lexical_cast<unsigned>(m[1].str);
-                       screen_h=lexical_cast<unsigned>(m[2].str);
+                       screen_w = lexical_cast<unsigned>(m[1].str);
+                       screen_h = lexical_cast<unsigned>(m[2].str);
                }
                else
                        throw UsageError("Invalid resolution");
@@ -67,17 +78,20 @@ Engineer::Engineer(int argc, char **argv):
 
        layout_3d.set_quality(quality);
 
-       catalogue.load("tracks.dat");
+       DataFile::load(catalogue, "tracks.dat");
+       DataFile::load(catalogue, "locos.dat");
 
-       const vector<string> &args=getopt.get_args();
+       const vector<string> &args = getopt.get_args();
        if(args.empty())
                throw UsageError("No layout given");
-       layout.load(args.front());
+       DataFile::load(layout, args.front());
 
-       trfc_mgr=new TrafficManager(control, layout);
+       trfc_mgr = new TrafficManager(control, layout);
        trfc_mgr->signal_block_reserved.connect(sigc::mem_fun(this, &Engineer::block_reserved));
+       if(FS::exists("engineer.state"))
+               DataFile::load(*trfc_mgr, "engineer.state");
 
-       const map<unsigned, Sensor *> &sensors=control.get_sensors();
+       const map<unsigned, Sensor *> &sensors = control.get_sensors();
        for(map<unsigned, Sensor *>::const_iterator i=sensors.begin(); i!=sensors.end(); ++i)
                i->second->signal_state_changed.connect(sigc::bind(sigc::mem_fun(this, &Engineer::sensor_event), i->second));
 
@@ -86,65 +100,65 @@ Engineer::Engineer(int argc, char **argv):
 
 Engineer::~Engineer()
 {
+       if(!simulate)
+               trfc_mgr->save("engineer.state");
        delete trfc_mgr;
 }
 
-Train *Engineer::add_train(unsigned addr)
+void Engineer::add_train()
 {
-       /*if(control.get_locomotive(addr))
-               return 0;*/
-
-       if(addr==0)
-       {
-               train_prop=new TrainProperties(*this, ui_res, 0);
-               train_prop->signal_ok.connect(sigc::mem_fun(this, &Engineer::dismiss_train_prop));
-               train_prop_stale=false;
-
-               return 0;
-       }
-       else
-       {
-               Locomotive *loco=new Locomotive(control, addr);
-               Train *train=new Train(*trfc_mgr, *loco);
-               train->set_name(format("Train %d", trfc_mgr->get_trains().size()));
-
-               //train_prop=new TrainProperties(ui_res, *train);
-
-               TrainPanel *tpanel=new TrainPanel(*this, ui_res, *train);
-               int y=main_panel->get_geometry().y;
-               for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-                       y-=(*i)->get_geometry().h;
-               tpanel->set_position(0, y-tpanel->get_geometry().h);
-               train_panels.push_back(tpanel);
+       train_prop = new TrainProperties(*this, ui_res, 0);
+       root->add(*train_prop);
+       train_prop->signal_ok.connect(sigc::mem_fun(this, &Engineer::dismiss_train_prop));
+       train_prop_stale = false;
+       train_prop->set_visible(true);
+}
 
-               placing_train=train;
-               placing_block=0;
-               status_text="Select train location";
+Train *Engineer::add_train(const LocoType &type, unsigned addr)
+{
+       Locomotive *loco = new Locomotive(type, control, addr);
+       Train *train = new Train(*trfc_mgr, *loco);
+       train->set_name(format("Train %d", trfc_mgr->get_trains().size()));
+
+       TrainPanel *tpanel = new TrainPanel(*this, ui_res, *train);
+       root->add(*tpanel);
+       int y = main_panel->get_geometry().y;
+       for(list<TrainPanel *>::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
+               y -= (*i)->get_geometry().h;
+       tpanel->set_position(0, y-tpanel->get_geometry().h);
+       train_panels.push_back(tpanel);
+       tpanel->set_visible(true);
+
+       place_train(*train);
+
+       return train;
+}
 
-               return train;
-       }
+void Engineer::place_train(Train &train)
+{
+       placing_train = &train;
+       placing_block = 0;
+       main_panel->set_status_text("Select location");
 }
 
 int Engineer::main()
 {
-       SDL_Init(SDL_INIT_VIDEO);
-       SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
-       SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 4);
-       SDL_Surface *screen=SDL_SetVideoMode(screen_w, screen_h, 32, SDL_OPENGL|(fullscreen?SDL_FULLSCREEN:0));
-       if(!screen)
-       {
-               SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);
-               screen=SDL_SetVideoMode(screen_w, screen_h, 32, SDL_OPENGL|(fullscreen?SDL_FULLSCREEN:0));
-       }
-       if(!screen)
-       {
-               SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0);
-               screen=SDL_SetVideoMode(screen_w, screen_h, 32, SDL_OPENGL|(fullscreen?SDL_FULLSCREEN:0));
-       }
-       if(!screen)
-               throw Exception("Couldn't create window");
+       dpy = new Graphics::Display;
+
+       Graphics::WindowOptions wopt;
+       wopt.width = screen_w;
+       wopt.height = screen_h;
+       wopt.fullscreen = fullscreen;
+       wnd = new Graphics::Window(*dpy, wopt);
+
+       Graphics::GLOptions glopt;
+       //glopt.multisample = 4;
+       glc = new Graphics::GLContext(*wnd, glopt);
 
-       SDL_EnableUNICODE(1);
+       wnd->signal_close.connect(sigc::bind(sigc::mem_fun(this, &Engineer::exit), 0));
+       wnd->signal_button_press.connect(sigc::mem_fun(this, &Engineer::button_press));
+       wnd->signal_button_release.connect(sigc::mem_fun(this, &Engineer::button_release));
+       wnd->signal_pointer_motion.connect(sigc::mem_fun(this, &Engineer::pointer_motion));
 
        glEnableClientState(GL_VERTEX_ARRAY);
        glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
@@ -153,49 +167,51 @@ int Engineer::main()
        glEnable(GL_BLEND);
        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
-       DataFile::load(ui_res, "engineer.res");
-       main_panel=new MainPanel(*this, ui_res);
+       DataFile::load(ui_res, "marklin.res");
+       root = new GLtk::Root(ui_res, *wnd);
+       root->set_visible(true);
+
+       list<GL::Texture *> texs = ui_res.get_list<GL::Texture>();
+       for(list<GL::Texture *>::iterator i=texs.begin(); i!=texs.end(); ++i)
+       {
+               (*i)->set_min_filter(GL::NEAREST);
+               (*i)->set_mag_filter(GL::NEAREST);
+       }
+
+       main_panel = new MainPanel(*this, ui_res);
+       root->add(*main_panel);
        main_panel->set_position(0, screen_h-main_panel->get_geometry().h);
+       main_panel->set_visible(true);
 
-       Application::main();
+       const list<Train *> &trains = trfc_mgr->get_trains();
+       int y = main_panel->get_geometry().y;
+       for(list<Train *>::const_iterator i=trains.begin(); i!=trains.end(); ++i)
+       {
+               TrainPanel *tpanel = new TrainPanel(*this, ui_res, **i);
+               root->add(*tpanel);
+               tpanel->set_position(0, y-tpanel->get_geometry().h);
+               train_panels.push_back(tpanel);
+               tpanel->set_visible(true);
+               y -= tpanel->get_geometry().h;
+       }
 
-       delete main_panel;
-       for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-               delete *i;
+       wnd->show();
+
+       Application::main();
 
-       SDL_Quit();
+       delete glc;
+       delete wnd;
+       delete dpy;
 
        return exit_code;
 }
 
 void Engineer::tick()
 {
-       //cout<<"tick\n";
-
-       SDL_Event event;
-       while(SDL_PollEvent(&event))
-       {
-               switch(event.type)
-               {
-               case SDL_MOUSEBUTTONDOWN:
-                       button_press(event.button.x, screen_h-1-event.button.y, event.button.button);
-                       break;
-               case SDL_MOUSEBUTTONUP:
-                       button_release(event.button.x, screen_h-1-event.button.y, event.button.button);
-                       break;
-               case SDL_MOUSEMOTION:
-                       pointer_motion(event.motion.x, screen_h-1-event.motion.y);
-                       break;
-               case SDL_KEYDOWN:
-                       key_press(event.key.keysym.sym, event.key.keysym.mod, event.key.keysym.unicode);
-                       break;
-               case SDL_QUIT:
-                       exit(0);
-                       break;
-               }
-       }
+       dpy->tick();
 
        control.tick();
+       trfc_mgr->tick();
 
        glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
 
@@ -209,10 +225,10 @@ void Engineer::tick()
                glEnable(GL_LIGHTING);
                glEnable(GL_LIGHT0);
                float params[4];
-               params[0]=0;
-               params[1]=-0.2;
-               params[2]=1;
-               params[3]=0;
+               params[0] = 0;
+               params[1] = -0.2;
+               params[2] = 1;
+               params[3] = 0;
                glLightfv(GL_LIGHT0, GL_POSITION, params);
        }
 
@@ -223,13 +239,13 @@ void Engineer::tick()
 
        glDisable(GL_LIGHTING);
        glColor4f(1, 1, 1, 1);
-       const Track3DSeq &ltracks=layout_3d.get_tracks();
-       for(Track3DSeq::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
+       const list<Track3D *> &ltracks = layout_3d.get_tracks();
+       for(list<Track3D *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
        {
-               Track &track=(*i)->get_track();
+               Track &track = (*i)->get_track();
                if(track.get_turnout_id())
                {
-                       Turnout &trnt=control.get_turnout(track.get_turnout_id());
+                       Turnout &trnt = control.get_turnout(track.get_turnout_id());
                        (*i)->render_route(trnt.get_route());
                }
                else
@@ -238,56 +254,72 @@ void Engineer::tick()
 
        if(placing_train && placing_block)
        {
-               const Marklin::Block::Endpoint &bep=placing_block->get_endpoints()[placing_entry];
-               float rot=bep.track->get_endpoint_direction(bep.track_ep);
-               Point pos=bep.track->get_endpoint_position(bep.track_ep);
                GL::push_matrix();
+
+               const Marklin::Block::Endpoint &bep = placing_block->get_endpoints()[placing_entry];
+               float rot = bep.track->get_endpoint_direction(bep.track_ep);
+               Point pos = bep.track->get_endpoint_position(bep.track_ep);
+
                GL::translate(pos.x, pos.y, pos.z+0.03);
                GL::rotate(rot*180/M_PI+180, 0, 0, 1);
                GL::Texture::unbind();
-               glColor4f(1, 1, 1, 1);
-               glBegin(GL_TRIANGLE_FAN);
-               glVertex2f(0.08,   0);
-               glVertex2f(0.05,   0.03);
-               glVertex2f(0.05,   0.01);
-               glVertex2f(0,      0.01);
-               glVertex2f(0,     -0.01);
-               glVertex2f(0.05,  -0.01);
-               glVertex2f(0.05,  -0.03);
-               glEnd();
+
+               GL::Immediate imm((GL::COLOR4_UBYTE, GL::VERTEX2));
+               imm.color(1.0f, 1.0f, 1.0f);
+               imm.begin(GL::TRIANGLE_FAN);
+               imm.vertex(0.08,  0);
+               imm.vertex(0.05,  0.03);
+               imm.vertex(0.05,  0.01);
+               imm.vertex(0,     0.01);
+               imm.vertex(0,    -0.01);
+               imm.vertex(0.05, -0.01);
+               imm.vertex(0.05, -0.03);
+               imm.end();
+
                GL::pop_matrix();
        }
 
-       glMatrixMode(GL_PROJECTION);
-       glLoadIdentity();
-       glOrtho(0, screen_w, 0, screen_h, 0, 1);
-       glMatrixMode(GL_MODELVIEW);
-       glLoadIdentity();
+       const list<Train *> &trains = trfc_mgr->get_trains();
+       for(list<Train *>::const_iterator i=trains.begin(); i!=trains.end(); ++i)
+       {
+               GL::PushMatrix _push;
+
+               const Point &tp = (*i)->get_position();
+               GL::translate(tp.x, tp.y, 0.02);
+               GL::Immediate imm((GL::COLOR4_UBYTE, GL::VERTEX2));
+               imm.color(0.8f, 0.8f, 1.0f);
+               imm.begin(GL::TRIANGLE_FAN);
+               imm.vertex(0, 0);
+               for(unsigned j=0; j<=12; ++j)
+                       imm.vertex(0.02*cos(j*M_PI/6), 0.02*sin(j*M_PI/6));
+               imm.end();
+
+               GL::rotate(cam_rot*180/M_PI, 0, 0, 1);
+               GL::translate(0.03, -0.02, 0);
+               GL::scale_uniform(0.04);
+               ui_res.get_default_font().draw_string((*i)->get_name());
+               GL::Texture::unbind();
+       }
+
+       GL::matrix_mode(GL::PROJECTION);
+       GL::load_identity();
+       GL::ortho_bottomleft(screen_w, screen_h);
+       GL::matrix_mode(GL::MODELVIEW);
+       GL::load_identity();
 
        glDisable(GL_DEPTH_TEST);
        glDisable(GL_LIGHTING);
        glDisable(GL_MULTISAMPLE);
 
-       main_panel->render();
-       for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-               (*i)->render();
-       if(train_prop)
-               train_prop->render();
+       root->render();
 
        if(train_prop_stale)
        {
                delete train_prop;
-               train_prop=0;
+               train_prop = 0;
        }
 
-       const GL::Font &font=ui_res.get_default_font();
-       GL::load_identity();
-       GL::translate(340, 10, 0);
-       GL::scale_uniform(font.get_default_size());
-       glColor4f(1, 1, 1, 1);
-       font.draw_string(status_text);
-
-       SDL_GL_SwapBuffers();
+       glc->swap_buffers();
 }
 
 void Engineer::key_press(unsigned key, unsigned mod, wchar_t ch)
@@ -296,55 +328,47 @@ void Engineer::key_press(unsigned key, unsigned mod, wchar_t ch)
                train_prop->key_press(key, mod, ch);
 }
 
-void Engineer::button_press(int x, int y, unsigned btn)
+void Engineer::button_press(int x, int y, unsigned btn, unsigned)
 {
-       if(main_panel->get_geometry().is_inside(x, y))
-       {
-               main_panel->button_press(x, y-main_panel->get_geometry().y, btn);
-               return;
-       }
-       for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-               if((*i)->get_geometry().is_inside(x, y))
-               {
-                       (*i)->button_press(x, y, btn);
-                       return;
-               }
-       if(train_prop && train_prop->get_geometry().is_inside(x, y))
-       {
-               train_prop->button_press(x, y, btn);
-               return;
-       }
-
        if(placing_train)
        {
-               if(btn==1 && placing_block)
+               if(btn==1 && placing_block && !placing_block->get_train())
                {
-                       set_block_color(*placing_block, Color(1, 1, 1));
+                       set_block_color(*placing_block, GL::Color(1, 1, 1));
 
                        placing_train->place(placing_block, placing_entry);
-                       placing_train=0;
+                       placing_train = 0;
+                       main_panel->set_status_text(string());
                }
                else if(btn==3)
                {
-                       const vector<Block::Endpoint> &endpoints=placing_block->get_endpoints();
-                       placing_entry=(placing_entry+1)%endpoints.size();
+                       const vector<Block::Endpoint> &endpoints = placing_block->get_endpoints();
+                       placing_entry = (placing_entry+1)%endpoints.size();
                }
        }
        else
        {
-               Track3D *track=pick_track(x, y);
+               Track3D *track = pick_track(x, screen_h-y-1);
                if(track)
                {
                        if(unsigned tid=track->get_track().get_turnout_id())
                        {
-                               Turnout &turnout=control.get_turnout(tid);
-                               turnout.set_route(1-turnout.get_route());
+                               Turnout &turnout = control.get_turnout(tid);
+                               try
+                               {
+                                       turnout.set_route((turnout.get_route()+1)%track->get_track().get_type().get_n_routes());
+                                       main_panel->set_status_text(format("Turnout %d switched", turnout.get_address()));
+                               }
+                               catch(const TurnoutBusy &e)
+                               {
+                                       main_panel->set_status_text(e.what());
+                               }
                        }
                        else if(simulate)
                        {
                                if(unsigned sid=track->get_track().get_sensor_id())
                                {
-                                       Sensor &sensor=control.get_sensor(sid);
+                                       Sensor &sensor = control.get_sensor(sid);
                                        control.signal_sensor_event.emit(sid, !sensor.get_state());
                                }
                        }
@@ -352,163 +376,130 @@ void Engineer::button_press(int x, int y, unsigned btn)
        }
 }
 
-void Engineer::button_release(int x, int y, unsigned btn)
+void Engineer::button_release(int, int, unsigned, unsigned)
 {
-       if(main_panel->get_geometry().is_inside(x, y))
-       {
-               main_panel->button_release(x, y-main_panel->get_geometry().y, btn);
-               return;
-       }
-       for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-               if((*i)->get_geometry().is_inside(x, y))
-               {
-                       (*i)->button_release(x, y, btn);
-                       return;
-               }
-       if(train_prop && train_prop->get_geometry().is_inside(x, y))
-       {
-               train_prop->button_release(x, y, btn);
-               return;
-       }
 }
 
 void Engineer::pointer_motion(int x, int y)
 {
-       if(main_panel->get_geometry().is_inside(x, y))
-       {
-               main_panel->pointer_motion(x, y);
-               return;
-       }
-       for(TrainPanelSeq::iterator i=train_panels.begin(); i!=train_panels.end(); ++i)
-               if((*i)->get_geometry().is_inside(x, y))
-               {
-                       (*i)->pointer_motion(x, y);
-                       return;
-               }
-       if(train_prop && train_prop->get_geometry().is_inside(x, y))
-       {
-               train_prop->pointer_motion(x, y);
-               return;
-       }
-
-       Track3D *track=pick_track(x, y);
-       if(track && placing_train)
+       if(placing_train)
        {
-               Block *block=trfc_mgr->get_block_by_track(&track->get_track());
-               if(block!=placing_block)
+               Track3D *track = pick_track(x, screen_h-y-1);
+               if(track && placing_train)
                {
-                       if(placing_block)
-                               set_block_color(*placing_block, Color(1, 1, 1));
-                       placing_block=block;
-                       placing_entry=0;
-                       set_block_color(*placing_block, Color(0.5, 1, 0.7));
+                       Block &block = trfc_mgr->get_block_by_track(track->get_track());
+                       if(&block!=placing_block)
+                       {
+                               if(placing_block)
+                                       reset_block_color(*placing_block);
+                               placing_block = &block;
+                               placing_entry = 0;
+                               set_block_color(*placing_block, GL::Color(0.5, 1, 0.7));
+                       }
                }
+               else if(track && track->get_track().get_turnout_id())
+                       main_panel->set_status_text(format("Turnout %d", track->get_track().get_turnout_id()));
+               else if(!placing_train)
+                       main_panel->set_status_text(string());
        }
-       else if(track && track->get_track().get_turnout_id())
-       {
-               ostringstream ss;
-               ss<<"Turnout "<<track->get_track().get_turnout_id();
-               status_text=ss.str();
-       }
-       else if(!placing_train)
-               status_text="";
 }
 
 void Engineer::view_all()
 {
-       const Track3DSeq &tracks=layout_3d.get_tracks();
+       const list<Track3D *> &tracks = layout_3d.get_tracks();
 
-       cam_rot=0;
-       float best_height=-1;
-       float mid_x=0;
-       float mid_y=0;
+       cam_rot = 0;
+       float best_height = -1;
+       float mid_x = 0;
+       float mid_y = 0;
        for(float angle=0; angle<M_PI; angle+=0.01)
        {
-               float min_x=0;
-               float max_x=0;
-               float min_y=0;
-               float max_y=0;
-               for(Track3DSeq::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
+               float min_x = 0;
+               float max_x = 0;
+               float min_y = 0;
+               float max_y = 0;
+               for(list<Track3D *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
                {
-                       Point minp,maxp;
+                       Point minp, maxp;
                        (*i)->get_bounds(angle, minp, maxp);
-                       min_x=min(min_x, minp.x);
-                       max_x=max(max_x, maxp.x);
-                       min_y=min(min_y, minp.y);
-                       max_y=max(max_y, maxp.y);
+                       min_x = min(min_x, minp.x);
+                       max_x = max(max_x, maxp.x);
+                       min_y = min(min_y, minp.y);
+                       max_y = max(max_y, maxp.y);
                }
 
-               float width=max_x-min_x;
-               float height=max_y-min_y;
-               height=max(height, width);
+               float width = max_x-min_x;
+               float height = max_y-min_y;
+               height = max(height, width);
 
                if(height<best_height || best_height<0)
                {
-                       cam_rot=angle;
-                       best_height=height;
-                       mid_x=(min_x+max_x)/2;
-                       mid_y=(min_y+max_y)/2;
+                       cam_rot = angle;
+                       best_height = height;
+                       mid_x = (min_x+max_x)/2;
+                       mid_y = (min_y+max_y)/2;
                }
        }
 
-       float c=cos(cam_rot);
-       float s=sin(cam_rot);
-       cam_pos.x=c*mid_x-s*mid_y;
-       cam_pos.y=s*mid_x+c*mid_y;
-       cam_pos.z=max(best_height*1.05/0.82843, 0.15);
+       float c = cos(cam_rot);
+       float s = sin(cam_rot);
+       cam_pos.x = c*mid_x-s*mid_y;
+       cam_pos.y = s*mid_x+c*mid_y;
+       cam_pos.z = max(best_height*1.05/0.82843, 0.15);
 }
 
-void Engineer::set_block_color(const Block &block, const Color &color)
+void Engineer::set_block_color(const Block &block, const GL::Color &color)
 {
-       const set<Track *> &tracks=block.get_tracks();
+       const set<Track *> &tracks = block.get_tracks();
        for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
-               layout_3d.get_track(*i)->set_color(color);
+               layout_3d.get_track(**i).set_color(color);
 }
 
-void Engineer::sensor_event(bool state, Sensor *sensor)
-{
-       const list<Track3D *> &ltracks=layout_3d.get_tracks();
-       for(list<Track3D *>::const_iterator i=ltracks.begin(); i!=ltracks.end(); ++i)
-               if((*i)->get_track().get_sensor_id()==sensor->get_address())
-               {
-                       if(state)
-                               (*i)->set_color(Color(1, 0.5, 0.3));
-                       else
-                               (*i)->set_color(Color(1, 1, 1));
-               }
-}
-
-void Engineer::block_reserved(const Block &block, const Train *train)
+void Engineer::reset_block_color(const Block &block)
 {
        if(unsigned sid=block.get_sensor_id())
        {
-               Sensor &sensor=control.get_sensor(sid);
-               cout<<block.get_sensor_id()<<' '<<&sensor<<' '<<sensor.get_state()<<'\n';
+               Sensor &sensor = control.get_sensor(sid);
                if(sensor.get_state())
+               {
+                       set_block_color(block, GL::Color(1, 0.5, 0.3));
                        return;
+               }
        }
 
-       if(train)
-               set_block_color(block, Color(1, 1, 0.3));
+       if(block.get_train())
+               set_block_color(block, GL::Color(1, 1, 0.3));
        else
-               set_block_color(block, Color(1, 1, 1));
+               set_block_color(block, GL::Color(1, 1, 1));
+}
+
+void Engineer::sensor_event(bool, Sensor *sensor)
+{
+       const list<Block *> &blocks = trfc_mgr->get_blocks();
+       for(list<Block *>::const_iterator i=blocks.begin(); i!=blocks.end(); ++i)
+               if((*i)->get_sensor_id()==sensor->get_address())
+                       reset_block_color(**i);
+}
+
+void Engineer::block_reserved(const Block &block, const Train *)
+{
+       reset_block_color(block);
 }
 
 void Engineer::project_3d()
 {
        glMatrixMode(GL_PROJECTION);
        glLoadIdentity();
-       //glFrustum(-0.055228, 0.055228, -0.041421, 0.041421, 0.1, 10);
-       glFrustum(-0.069036, 0.041421, -0.041421, 0.041421, 0.1, 10);
+       float offset = 200.0/screen_w*0.055228;
+       glFrustum(-0.055228-offset, 0.055228-offset, -0.041421, 0.041421, 0.1, 10);
        glMatrixMode(GL_MODELVIEW);
 }
 
 Track3D *Engineer::pick_track(int x, int y)
 {
-       float xx=((float)(x-(int)screen_w*5/8)/screen_h)*0.82843;
-       //float xx=((float)(x-(int)screen_w/2)/screen_h)*0.82843;
-       float yy=((float)y/screen_h-0.5)*0.82843;
-       float size=(float)4/screen_h*0.82843;
+       float xx = (static_cast<float>(x-static_cast<int>(screen_w)/2-100)/screen_h)*0.82843;
+       float yy = (static_cast<float>(y)/screen_h-0.5)*0.82843;
+       float size = 4.0/screen_h*0.82843;
 
        project_3d();
        glLoadIdentity();
@@ -520,7 +511,7 @@ Track3D *Engineer::pick_track(int x, int y)
 
 void Engineer::dismiss_train_prop()
 {
-       train_prop_stale=true;
+       train_prop_stale = true;
 }
 
 Application::RegApp<Engineer> Engineer::reg;